<!DOCTYPE html>
<html lang="zh-cn">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        #Test1{
            width: 400px;
            height: 100px;
            margin:0 auto;/*盒子居中*/
            background: pink;
            /**/
            border:4px dashed yellow;
        }

        #Test2{
            width: 400px;
            height: 100px;
            background: pink;
            margin:0 auto;/*盒子居中*/
            border-width: 4px;
            border-style:solid;
            border-color:blue;
        }

        table,td{
            font-size:14px;
            text-align:center;
            border:  solid pink;
            border-collapse: collapse;
        }
    </style>
</head>

<body>
    <div id = "Test1"></div>
    <div id= "Test2"></div>

    <!-- 生成一个表格 -->
    <table align=center>
        <caption>演示表格1</caption>
        <thead>
        <th>
            姓名
        </th>
        <th>
            学号
        </th>
        <tbody>
            <tr>
                <td>ArimaMisaki</td>
                <td>20195140</td>
            </tr>
        </thead>  
    </table>
</body>
</html>